Home / 7,869.39-11,804.13-2,933.25

Finding the Fourth Proportional to 7,869.39, 11,804.13 and 2,933.25

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Solution

The fourth proportional to 7,869.39, 11,804.13 and 2,933.25 is: 4,399.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,869.39 : 11,804.13 = 2,933.25 : x
  2. Step 2: Convert to fraction form
    7,869.39/11,804.13 = 2,933.25/x
  3. Step 3: Cross multiply
    7,869.39x = 11,804.13 × 2,933.25
  4. Step 4: Simplify right side
    7,869.39x = 34,624,464.32
  5. Step 5: Solve for x
    x = 34,624,464.32/7,869.39
  6. Step 6: Final answer
    x = 4,399.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.